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<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<script>
window.addEventListener("pageshow", ({ persisted }) => {
let bc = new BroadcastChannel("form_restoration");
bc.addEventListener("message", ({ data }) => {
switch (data) {
case "enter_data":
document.getElementById("formElement").value = "test";
break;
case "reload":
bc.close();
location.reload();
break;
case "navigate":
bc.close();
document.location = "file_form_restoration_no_store.html?1";
break;
case "back":
bc.close();
history.back();
break;
case "close":
bc.close();
window.close();
break;
}
});
bc.postMessage({ persisted, formData: document.getElementById("formElement").value });
});
</script>
</head>
<body>
<input id="formElement" type="text" value="initial">
</body>
</html>